464  
CXUS51 KPHI 011927  
CLMABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
327 PM EDT MON APR 01 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF MARCH 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 87 03/30/1998  
LOW -5 03/01/1934  
HIGHEST 74 71 3 63  
LOWEST 21 13 8 21  
AVG. MAXIMUM 54.5 50.8 3.7 50.4  
AVG. MINIMUM 34.6 30.5 4.1 30.3  
MEAN 44.5 40.7 3.8 40.3  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 1.3 -1.3 0  
DAYS MIN <= 32 11 19.3 -8.3 20  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 7.24 1913  
MINIMUM 0.92 2006  
TOTALS 5.14 3.63 1.51 2.78  
DAILY AVG. 0.17 0.12 0.05 0.09  
DAYS >= .01 12 10.9 1.1 13  
DAYS >= .10 7 6.8 0.2 8  
DAYS >= .50 3 2.5 0.5 2  
DAYS >= 1.00 2 0.9 1.1 0  
GREATEST  
24 HR. TOTAL 1.73 03/23 TO 03/23 1.36  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 30.5 1958  
24 HR TOTAL MM  
TOTALS T 6.3 -6.3 1.2  
SINCE 7/1 25.2 32.6 -7.4 MM  
SNOWDEPTH AVG. 0 0  
DAYS >= 1.0 0 1.5 -1.5 1  
GREATEST  
SNOW DEPTH 0 1 03/01  
03/07  
24 HR TOTAL MM 1.2  
 
DEGREE DAYS  
HEATING TOTAL 627 755 -128 759  
SINCE 7/1 4366 4720 -354 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.6  
HIGHEST WIND SPEED/DIRECTION 32/290 DATE 03/11  
32/310 03/20  
HIGHEST GUST SPEED/DIRECTION 46/290 DATE 03/11  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.49  
NUMBER OF DAYS FAIR 12  
NUMBER OF DAYS PC 8  
NUMBER OF DAYS CLOUDY 11  
 
AVERAGE RH (PERCENT) 61  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 1 MIXED PRECIP 0  
HEAVY RAIN 4 RAIN 8  
LIGHT RAIN 15 FREEZING RAIN 0  
LT FREEZING RAIN 0 HEAVY SNOW 0  
SNOW 0 LIGHT SNOW 3  
SLEET 1 FOG 8  
FOG W/VIS <= 1/4 MILE 0 HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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